lexicon

Vacabulary is likely misspelled.

Vacabulary has no English definition.

As a noun lexicon

is the vocabulary of a language.

In linguistics terms the difference between lexicon and syntax

is that lexicon is a dictionary that includes or focuses on lexemes while syntax is the study of the structure of phrases, sentences and language.

As nouns the difference between lexicon and syntax

is that lexicon is the vocabulary of a language while syntax is a set of rules that govern how words are combined to form phrases and sentences.

As nouns the difference between lexicon and word

is that lexicon is the vocabulary of a language while word is scripture; the bible.

As nouns the difference between argot and lexicon

is that argot is a secret language or conventional slang peculiar to thieves, tramps and vagabonds while lexicon is the vocabulary of a language.

As nouns the difference between lexicon and lexemes

is that lexicon is the vocabulary of a language while lexemes is .

As nouns the difference between lexicon and book

is that lexicon is the vocabulary of a language while book is book.